Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hlb-ddp.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 23:47:09 UTC · ↺ Refresh
MX Hostnames
- hlbddp-de0i.mail.protection.outlook.com
MX Priorities
- hlbddp-de0i.mail.protection.outlook.com: 5
A / AAAA Records
- 79.133.58.247 (no PTR)
Mail Server IPs
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1070.ui-dns.de hostmaster.1und1.de 2017011761 28800 7200 604800 300
Primary NS (mname)
ns1070.ui-dns.de
Admin Email (rname)
hostmaster@1und1.de
Serial
2017011761
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1070.ui-dns.biz
ns1070.ui-dns.org
ns1070.ui-dns.de
ns1070.ui-dns.com
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.crsend.com ip4:212.7.190.132 ip4:212.7.190.130 ip4:87.230.122.245 ip4:87.230.122.244 include:spf.protection.outlook.com include:spf.emailsys.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; fo=1; pct=100; adkim=r; aspf=r
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- _telesec-domain-validation=531B87873F7B52D2DD7C633A066502FE5DB5A425FA155B2FD9BF2F8D9C6FB6FA
- linkedin-site-verification=9fd03517-9d59-495e-9fe6-b972da6a7d04
- SPFv=spf1 a mx include:spf.crsend.com ip4:212.7.190.132 ip4:212.7.190.130 ip4:87.230.122.245 ip4:87.230.122.244 include:spf.protection.outlook.com include:spf.emailsys.net -all
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